Karthiga
Expert
Published on: Jul 30, 2026
Bihar Road Tax
In India, road tax is levied by the respective state governments on individuals for the use of their vehicle on public roads. The imposition of tax differs from state-to-state due to different tax rates set by the particular state government based on the vehicles. Road tax has to be paid by the vehicle owners at the time of registering their vehicle with the Regional Transport Office. In this article, we view the aspects of Bihar Road Tax in detail.Bihar Vehicle Tax Act,1979
As per the provisions under the Bihar Vehicle Tax Act, 1979, the transport department is liable for the collection of road tax from vehicle owners in the state. The road tax payment is made on a monthly, quarterly, annual or lifetime basis. The registered owner or individual who owns a vehicle has to fill a form stating the particulars of the vehicle and its use in the state to the taxation authority.Calculation of Road Tax
In Bihar, road tax is calculated based on the various factors such as the type of Vehicle (Two wheelers, Four wheelers) and purpose of usage (personal, transportation of goods). It also depends on the model, make seating capacity, engine capacity, etc. of the vehicle. The vehicle owner has to pay the tax according to the rate mentioned in the tax rules specified below.Tax Rate on New Private Vehicles
For Motor Cycle| S.No | Description of Vehicle | Tax Rate |
| 1. | Up to Rs.1,00,000 | 8% of the vehicle cost. |
| 2. | Above Rs.1,00,000 to Rs.8,00,000. | 9% of the vehicle cost. |
| 3. | Above Rs.8,00,000 and up to Rs.15,00,000. | 10% of the vehicle cost. |
| 4. | Above Rs.15,00,000. | 12% of the vehicle cost. |
| S.No | Description of Vehicle | Tax Rate |
| 1. | Up to Rs.1,00,000 | 8% of the vehicle cost. |
| 2. | Above Rs.1,00,000 to Rs.8,00,000. | 9% of the vehicle cost. |
| 3. | Above Rs.8,00,000 and up to Rs.15,00,000 | 10% of the vehicle cost. |
| 4. | Above Rs.15,00,000 | 12% of the vehicle cost. |
Tax Rate on Commerical Vehicles
For Three Wheelers Note: Seating capacity no more than four persons (excluding Driver)| S.No | Period | Tax Amount |
| 1. | 15 years | Rs.10,000 |
| 2. | 10 years | Rs.6,700 |
| 3. | 5 years | Rs.6000 |
| S.No | Period | Tax Amount |
| 1. | 15 years | Rs.15,000 |
| 2. | 10 years | Rs.11,000 |
| 3. | 5 years | Rs.9,000 |
| S.No | Description of the Vehicle | Tax Amount |
| 1. | Up to Rs.1,00,000 | 8% of the vehicle cost. |
| 2. | Above Rs.1,00,000 to Rs.8,00,000 | 9% of the vehicle cost. |
| 3. | Above Rs.8,00,000 and up to Rs.15,00,000 | 10% of the vehicle cost. |
| 4. | Above Rs.15,00,000 | 12% of the vehicle cost. |
| Seating Capacity | Ordinary Bus | Semi-Deluxe Bus | Deluxe Bus | Volvo, Mecedez and equivalent Bus |
| 13 to26 | Rs.550 per seat | Rs.675 per seat | Rs.785 per seat | nil |
| 27 to 32 | Rs.600 per seat | Rs.750 per seat | Rs.860 per seat. | nil |
| 32 onwards | Rs.700 per seat | Rs.870 per seat | Rs.1025 per seat | nil |
| Volvo mercedes and equivalent buses | nil | nil | nil | Rs.1300 per seat |
| S.No | Description of the Vehicle | Tax Rate |
| 1. | Up to 1000 kgs registered laden weight capacity. | One time tax of Rs.8000/- at the time of registration in the state for a period of 10 years. |
| 2. | Exceeding 1000 kgs but not exceeding 3,000 of registered laden weight capacity. | One time tax of Rs.6500/- per ton or part thereof at the time of registration in the state for a period of 10 years. |
| 3. | Exceeding 3,000 kgs but not exceeding 16,000 kgs of registered laden weight capacity. | Rs.750/- per ton per year or any part thereof. |
| 4. | Exceeding 16,000 kgs but not exceeding 24,000 kgs of registered laden weight capacity. | Rs.700/- per ton per year or any part thereof |
| 5. | Exceeding 24,000 kgs of registered laden weight capacity. | Rs.600/- per ton per year or any part thereof. |